Answer to Question #260679 in Civil and Environmental Engineering for angel

Question #260679

What effect does MnO2 have on the reaction rate of the decomposition of hydrogen peroxide?



1
Expert's answer
2021-11-04T00:41:37-0400

Manganese dioxide catalyzes the decomposition of hydrogen peroxide to oxygen and water. Since manganese dioxide is a catalyst, it is not consumed in the reaction. Normally the activation energy for this uncatalyzed reaction is around 75 KJ/mole (Moelwyn-Hughes).


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